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7/25/2019 base-y-subbase-1 (1)
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ESTUDIO DE CBR PARA SUBBASE Y BASE
DATOS Y RESULTADOS PROCTOR MODIFICADO
0 2 4 6 8 10 12 14
2.090
2.100
2.110
2.120
2.130
2.140
2.150
2.160
2.170
2.180
2.190
COMPACTACIN DE SUELOS(PROCTOR MODIFICADO)
w(%)
De la grfica se obtiene:
Densidad mxima: 2.188
Contenido de humedad optimo: 7.6 %
ESTUDIO DE CBR BASE Y SUBBASE
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I) COMPACTACIN PROCTOR MODIFICADO
D!"# $ '(!D"# &)#$" D& C"*+C!C,-) #'#& $ #&
Molde N 1 2 3
N de Capas / / /
N de olpes po!Capa 12 2/ /6
CONDICIN DEMUESTRA
ntes de&
Despu0sde &
ntesde &
Despu0sde &
ntes de&
Despu0sde &
Peso Molde "#!$) 83 4 163 4 817/ 4%&' ( &olde "#!$) 17/ 4 83 4 1/ 4
%&' "#!$) /5/ 4 /23 4 /763 4 &olde"&) 16.7 4 1/ 4 16.8 4
*!ea Molde"&2) 21.35 4 176.71 4 221.67 4Al+,!a de Molde"&) 11.6 4 15.3 4 11.7 4
-ol,&e. deMolde"&3)
2/53.86 4 2575.33 4 2/.// 4
'/&edo 2.13 4 2.11 4 2.22 4
CONTENIDO DE 0UMEDADN #olpes 12 2/ /6E.sao N 1 s 1 m 1 i 1 s 1 m 1 i 1 s 1 m 1 i
%+(&'"#!) 3.2 86 113.2
8.1 2 8. 133.1
11/.2
117.
%+(&s"#!) 8/ 82 135 7 87 5 13 113
%+"#!) 2.1 6.3 1.1 27.5 2/.5 28. 27. 5. 28.
%"#!) /.2 5 6.2 5.1 / /. 6.1 6.2 7.%s"#!) 61. 56.3 72. /1.6 61.6 65.1 66.7 75.7 81.1
%") 8.5%
8.7%
8./% 7.%
8.1%
8.%
.1% 8.% .3%
P!o&ed4o ") 8./% 8.11% 8.82%De.s4dadsea"#!5&3)
1.5 1.6 2.35
II) ENSAYO DE CARA 6 PENETRACIN
D!"# $ '(!D"# &)#$" D& +&)&!C,-)
#'#&
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#&
Pe.e+!a47. Molde 1 Molde 2 Molde 3
T4e&po mm pulg Carga g g9cm2 lb9pulg2 Carga g g9cm2 lb9pulg2 Carga g g9cm2 lb9pulg2
8 3 3 3 3 3 3 3 3 3 3
89: 365 332/ 25 11 1737 2/2 125 17668 261 1288 1821 127 33/ /35 2587 /7 /56 265 8281 /82 2871 5383
19: 11 337/ 7/6 73 /33/ 831 /2 /6163 8/5 521 /87
2 2/5 31 13/ /22/ 7525 115 /66 83// 118/ /85/ 83/
29: 18 312/ 111 //21 785/6 1186 /8/1 8152 121 6371 8627
3 81 31/ 1171 /77 82126 1211 /77 853 1278 638 86
39: 55/ 317/ 11 /88/ 8627 12 6382 8652 11 6/3 25
; /38 32 1217 6336 8/55 12/7 623 88158 162 6723 /5
: 6/ 32/ 1262 6227 8853 132 6525 12/ 1552 711 13137
< 762 3 112 6575 1/ 1/2 6671 57 1/2 7/1/ 1367
= 88 3/ 16/ 67/ /71 153/ 6 8/18 1/8/ 7822 11116
> 1316 35 1532 617 8288 1552 7115 13132 165 815 11//
? 115 35/ 1555 712 131223 1585 723 135325 173 851 1181
18 127 3/ 1585 722 135357 1/25 7/21 13688/ 1766 871 1281
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,lustraci;n:
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='&?" @ C
&olde N@ &olde N@1 &olde N@2 &olde N@3
Pe.e+!a47.") 3.1A 3.2A 3.1A 3.2A 3.1A 3.2A
Es,e!o+e!!e.o"l5p,l#2)
6./5 557.5 .65 57/./ 525.63 /5.35
Es,e!opa+!7."l5p,l#2)
1333 1/33 1333 1/33 1333 1/33
CBR ") .6/ 2.8 .65 1.73 52.56 6.63
D&)#,DD #&C @ C
&olde N@ &olde N@1 &olde N@2 &olde [email protected]+!a47.") 3.1A 3.2A 3.1A 3.2A 3.1A 3.2A
CBR") .6/ 2.8 .65 1.73 52.56 6.63
DENSIDAD SECA 1.5 1.5 1.6 1.6 2.35 2.35
,lustraci;n: C Bs S
#'#&
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#&
55 60 65 70 75 80 85
1.88
1.9
1.92
1.94
1.96
1.98
2
2.02
2.04
2.06
CBR
CBR2
Linear (CBR2)
CBR
DENSIDAD SECA
C de diseo: 53 %CBR(0.1)=35%
CBR(0.2)=42%
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C de diseo: 3%